The leader of the pride troopers is Toppo himself , it was confirmed in episode 82 , When toppo jumps down into the ring after Goku's fight with Bergamo . Toppo introduces himself as the leader of the Pride troopers of Universe 11 .
Another thing , Toppo refers to Kahseral as General , his second in command . The General in this context doesn't mean leader.
On Toppo and Kahseral , Taken from the Dragon Ball super wikia :
Toppo suddenly jumps to the ring and confronts Goku, wanting to talk to him. He then introduces himself as the leader of the Pride Troopers of Universe 11
Some time after the fight, he decides to go to a bar, eating snacks with a concerned look in his eyes, realizing how much of his world's safety is at stake. His General, Kahseral, enters and asks why he is so upset.